Home / 774,624.03-1,069,184.16-435,201.63

Finding the Fourth Proportional to 774,624.03, 1,069,184.16 and 435,201.63

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Solution

The fourth proportional to 774,624.03, 1,069,184.16 and 435,201.63 is: 600,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,624.03 : 1,069,184.16 = 435,201.63 : x
  2. Step 2: Convert to fraction form
    774,624.03/1,069,184.16 = 435,201.63/x
  3. Step 3: Cross multiply
    774,624.03x = 1,069,184.16 × 435,201.63
  4. Step 4: Simplify right side
    774,624.03x = 465,310,689,202.18
  5. Step 5: Solve for x
    x = 465,310,689,202.18/774,624.03
  6. Step 6: Final answer
    x = 600,692.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.